4128377726 has 16 divisors (see below), whose sum is σ = 6856358400. Its totient is φ = 1848526680.

The previous prime is 4128377653. The next prime is 4128377731. The reversal of 4128377726 is 6277738214.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1398926 + ... + 1401873.

It is an arithmetic number, because the mean of its divisors is an integer number (428522400).

Almost surely, 2^4128377726 is an apocalyptic number.

4128377726 is a deficient number, since it is larger than the sum of its proper divisors (2727980674).

4128377726 is a wasteful number, since it uses less digits than its factorization.

4128377726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2800879.

The product of its digits is 790272, while the sum is 47.

The square root of 4128377726 is about 64252.4530737932. The cubic root of 4128377726 is about 1604.2047898984.

The spelling of 4128377726 in words is "four billion, one hundred twenty-eight million, three hundred seventy-seven thousand, seven hundred twenty-six".